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Update maxChunkLevel function

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This commit is contained in:
Kalle Bladin
2017-07-14 00:46:39 +02:00
parent 42ff93c4da
commit f2d7c9c754
1 changed files with 6 additions and 3 deletions
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modules/globebrowsing/tile/rawtiledatareader/simplerawtiledatareader.cpp
+6 -3
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@@ -58,7 +58,8 @@ void SimpleRawTileDataReader::reset() {
}
int SimpleRawTileDataReader::maxChunkLevel() const {
return 5;
float ratio = static_cast<float>(rasterYSize()) / _initData.dimensionsWithoutPadding().y;
return glm::max(2, 1 + static_cast<int>(glm::log2(ratio)));
}
float SimpleRawTileDataReader::noDataValueAsFloat() const {
@@ -100,9 +101,11 @@ void SimpleRawTileDataReader::initialize() {
RawTile::ReadError SimpleRawTileDataReader::rasterRead(
int rasterBand, const IODescription& io, char* dataDestination) const
{
ghoul_assert(static_cast<unsigned int>(io.read.fullRegion.numPixels.x) == _dataTexture->dimensions().x,
ghoul_assert(static_cast<unsigned int>(
io.read.fullRegion.numPixels.x) == _dataTexture->dimensions().x,
"IODescription does not match data texture.");
ghoul_assert(static_cast<unsigned int>(io.read.fullRegion.numPixels.y) == _dataTexture->dimensions().y,
ghoul_assert(static_cast<unsigned int>(
io.read.fullRegion.numPixels.y) == _dataTexture->dimensions().y,
"IODescription does not match data texture.");
// Modify to match OpenGL texture layout: